Difference between revisions of "Pyrus pyrifolia"
Bot. Mag. (Tokyo) 40: 564. 1926.
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|elevation=50–400 m | |elevation=50–400 m | ||
|distribution=Ill.;Va.;W.Va.;Asia (China;Laos;Vietnam). | |distribution=Ill.;Va.;W.Va.;Asia (China;Laos;Vietnam). | ||
| + | |introduced=true | ||
|discussion=<p>The type collection of the species is from Japan, but the plant is doubtfully native there.</p> | |discussion=<p>The type collection of the species is from Japan, but the plant is doubtfully native there.</p> | ||
|tables= | |tables= | ||
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|publication year=1926 | |publication year=1926 | ||
|special status=Introduced | |special status=Introduced | ||
| − | |source xml=https:// | + | |source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-data-curation.git/src/bb6b7e3a7de7d3b7888a1ad48c7fd8f5c722d8d6/coarse_grained_fna_xml/V9/V9_811.xml |
|subfamily=Rosaceae subfam. Amygdaloideae | |subfamily=Rosaceae subfam. Amygdaloideae | ||
|tribe=Rosaceae tribe Gillenieae | |tribe=Rosaceae tribe Gillenieae | ||
Revision as of 00:33, 28 May 2020
Plants 70–150 dm. Branches purplish brown or dark brown, tawny villous or tomentose when young, glabrescent; thorns usually absent. Leaves: petiole 3–4.5 cm, tomentose when young; blade ovate or ovate-elliptic, 7–12 × 4–6.5 cm, base rounded or subcordate, margins spinulose-serrate, apex acute, surfaces glabrous or brown-lanate when young. Pedicels 3.5–5 cm, pubescent when young. Flowers 25–35 mm diam.; sepals triangular-ovate, 5 mm, apex acuminate; petals white, ovate, 15–17 mm; ovaries 5-locular; styles 5. Pomes brownish with pale dots, subglobose, 20–25 mm diam.; sepals deciduous. 2n = 34.
Phenology: Flowering Apr.
Habitat: Old fields
Elevation: 50–400 m
Distribution
Introduced; Ill., Va., W.Va., Asia (China, Laos, Vietnam).
Discussion
The type collection of the species is from Japan, but the plant is doubtfully native there.
Selected References
None.